Other online retailers are selling this item as 20 sheets x 1 pack for around ¥700. There are similar products available, but this one is a product of 【Arland】. * It allows water to pass through while absorbing only oil. * When using it with a drain net, place it underneath the net. * As shown in the lower left of the instructions in 【Photo 2】, it uses unbleached cotton, so cotton husks and seeds are mixed in 【Photo 1】. ★ Please read the instructions for more details!